1 Gout is a type of arthritis that causes inflammation, usually in one joint, that begins suddenly. 2  Gouty arthritis is caused by the deposition of crystals of uric acid in a joint.  Gout can cause symptoms and signs such as.
Power Supply Options. The Astron BB-30M battery backup module automatically switches to the battery source upon power supply failure (battery not provided). It also serves as a built-in battery charger for standard 12 and 24 volt batteries (13.8 and 27.6 VDC). The battery and power supply sources may combine during peak power events.
The Battery Backup Light uses 120V and 277V AC electricity to power the unit and charge the battery when not in use. Standard safety features include low voltage disconnect, AC lockout, and brownout protection to ensure reliable emergency illumination.